Inventor

KOENIG EBERHARD

DE40 patents

Patents

40 patents

US6586523B1Jul 1, 2003

Self-crosslinking polyurethane, polyurethane polyurea or polyurea dispersions for sizing agents

BAYER AG60 citations95

US6559264B1May 6, 2003

Malonic acid ester/triazole mixed blocked HDI trimer/formaldehyde stabilization

BAYER AG63 citations95

US5563208AOct 8, 1996

Aqueous binder mixture and use thereof

BAYER AG32 citations93

US5219893AJun 15, 1993

Process for the production of open-cell, cold-formable rigid polyurethane foams and their use for the production of molded articles

BAYER AG39 citations93

US6242530B1Jun 5, 2001

Stabilized blocked isocyanates and their use in polyurethane stoving lacquers

BAYER AG30 citations92

US5961878AOct 5, 1999

Amine-blocked polyisocyanates and their use in one-component stoving compositions

BAYER AG21 citations92

US5744633AApr 28, 1998

Process for the production of diurethanes and their use for the production of diisocyanates

BAYER AG25 citations92

US5738912AApr 14, 1998

Dispersion of post-curable coating compounds

BAYER AG45 citations92

US5723536AMar 3, 1998

Aqueous or water-dilutable blocked polyisocyanates and their use for preparing polyurethane clearcoats having substantially reduced thermal yellowing

BAYER AG22 citations92

US5523377AJun 4, 1996

Blocked polyisocyanates

BAYER AG21 citations92

US5510432AApr 23, 1996

Mixed blocked isocyanate prepolymers, a process for their production and their use for the production of flexible epoxy resin systems

BAYER AG28 citations92

US4369301AJan 18, 1983

Lacquer polyisocyanates, process for the production thereof and use thereof as isocyanate component in thermosetting two-component polyurethane lacquers

BAYER AG29 citations92

US4299868ANov 10, 1981

Coating compositions

BAYER AG29 citations92

US4248756AFeb 3, 1981

Thermosetting coating compositions and process for the coating of substrates

BAYER AG34 citations92

US6060573AMay 9, 2000

Polyisocyanates blocked with CH-acidic esters and stabilized against thermal yellowing

BAYER AG20 citations91

US5852106ADec 22, 1998

Coating compositions for glass substrates

BAYER AG23 citations90

US5179143AJan 12, 1993

Process for the preparation of compression molded materials

BAYER AG53 citations90

US6451963B1Sep 17, 2002

Method of coagulating aqueous PUR dispersions containing dispersed therein reactive or secondary cross-linked polyurethane, the products obtained thereby and their use

BAYER AG35 citations89

US5350825ASep 27, 1994

At least partially blocked organic polyisocyanates, a process for their preparation and their use in coating compositions

BAYER AG47 citations89

US6187860B1Feb 13, 2001

Aqueous polyisocyanate crosslinking agents modified with hydroxycarboxylic acids and pyrazole-based blocking agents

BAYER AG18 citations84

US6583216B1Jun 24, 2003

Malonic ester-blocked HDI trimer with IPDA stabilization and formaldehyde stabilization

BAYER AG15 citations83

US5691438ANov 25, 1997

Blocked polyisocyanates and their use in stoving lacquers

BAYER AG13 citations74

US5596064AJan 21, 1997

Polyisocyanates blocked with a mixture of blocking agents

BAYER AG16 citations74

US4446293AMay 1, 1984

Low-solvent, thermosetting reactive polyurethane coating composition, a process for its production and its use in direct and reverse coating processes

BAYER AG16 citations74

US4426487AJan 17, 1984

Mixtures of NCO prepolymers containing tertiary nitrogen atoms and the use thereof as adhesives or coatings

BAYER AG15 citations74

US7091280B2Aug 15, 2006

Stabilized aqueous polyurethane-polyurea dispersions

BAYER AG9 citations73

US5889106AMar 30, 1999

Polyisocyanates blocked with 3,5-dimethyl-1,2,4-triazole

BAYER AG16 citations73

US6723817B2Apr 20, 2004

Polyisocyanates blocked with epsilon-caprolactam and either diisopropylamine or 1,2,4-triazole, their preparation and use

BAYER AG8 citations72

US6127514AOct 3, 2000

One-component thermoset coating compositions

BAYER AG9 citations72

US5672229ASep 30, 1997

Solvent-free two-component polyurethane reactive adhesives and their use for producing sandwich-type interior panelling for vehicles

BAYER AG14 citations69

US4756785AJul 12, 1988

Process for the preparation of adhesives and their use for the formation of bonds

BAYER AG17 citations69

US4727095AFeb 23, 1988

Thermosetting coating composition and its use for primer coatings on metal substrates

BAYER AG4 citations54

US6716910B2Apr 6, 2004

Aqueous and/or water-dilutable polyisocyanate crosslinkers blocked with diisopropylamine

BAYER AG0 citations52

US6005046ADec 21, 1999

Polyisocyanates blocked with 3,5-dimethyl-1,2,4-triazole

BAYER AG1 citations52

US6919417B2Jul 19, 2005

One-component polyurethane stoving coating compositions and their use

BAYER AG0 citations50

US6713556B2Mar 30, 2004

Dimethylpyrazole-blocked isocyanate mixtures

BAYER AG0 citations46

KOENIG EBERHARD

Patents

Self-crosslinking polyurethane, polyurethane polyurea or polyurea dispersions for sizing agents

Malonic acid ester/triazole mixed blocked HDI trimer/formaldehyde stabilization

Aqueous binder mixture and use thereof

Process for the production of open-cell, cold-formable rigid polyurethane foams and their use for the production of molded articles

Stabilized blocked isocyanates and their use in polyurethane stoving lacquers

Amine-blocked polyisocyanates and their use in one-component stoving compositions

Process for the production of diurethanes and their use for the production of diisocyanates

Dispersion of post-curable coating compounds

Aqueous or water-dilutable blocked polyisocyanates and their use for preparing polyurethane clearcoats having substantially reduced thermal yellowing

Blocked polyisocyanates

Mixed blocked isocyanate prepolymers, a process for their production and their use for the production of flexible epoxy resin systems

Lacquer polyisocyanates, process for the production thereof and use thereof as isocyanate component in thermosetting two-component polyurethane lacquers

Coating compositions

Thermosetting coating compositions and process for the coating of substrates

Polyisocyanates blocked with CH-acidic esters and stabilized against thermal yellowing

Coating compositions for glass substrates

Process for the preparation of compression molded materials

Method of coagulating aqueous PUR dispersions containing dispersed therein reactive or secondary cross-linked polyurethane, the products obtained thereby and their use

At least partially blocked organic polyisocyanates, a process for their preparation and their use in coating compositions

Aqueous polyisocyanate crosslinking agents modified with hydroxycarboxylic acids and pyrazole-based blocking agents

Malonic ester-blocked HDI trimer with IPDA stabilization and formaldehyde stabilization

Blocked polyisocyanates and their use in stoving lacquers

Polyisocyanates blocked with a mixture of blocking agents

Low-solvent, thermosetting reactive polyurethane coating composition, a process for its production and its use in direct and reverse coating processes

Mixtures of NCO prepolymers containing tertiary nitrogen atoms and the use thereof as adhesives or coatings

Stabilized aqueous polyurethane-polyurea dispersions

Polyisocyanates blocked with 3,5-dimethyl-1,2,4-triazole

Polyisocyanates blocked with epsilon-caprolactam and either diisopropylamine or 1,2,4-triazole, their preparation and use

One-component thermoset coating compositions

Solvent-free two-component polyurethane reactive adhesives and their use for producing sandwich-type interior panelling for vehicles

Process for the preparation of adhesives and their use for the formation of bonds

Rigid foams deformable by heat and processes for their preparation and use

Heat curable coating compositions and their use as top coats

Fluorine-containing blocked isocyanates

One-component thermoset coating compositions

Thermosetting coating composition and its use for primer coatings on metal substrates

Aqueous and/or water-dilutable polyisocyanate crosslinkers blocked with diisopropylamine

Polyisocyanates blocked with 3,5-dimethyl-1,2,4-triazole

One-component polyurethane stoving coating compositions and their use

Dimethylpyrazole-blocked isocyanate mixtures